cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A071673 Sequence a(n) obtained by setting a(0) = 0; then reading the table T(x,y)=a(x)+a(y)+1 in antidiagonal fashion.

Table of values

n a(n)
0 0
1 1
2 2
3 2
4 3
5 3
6 3
7 3
8 4
9 4
10 3
11 4
12 4
13 5
14 4
15 4
16 4
17 5
18 5
19 5
20 5
21 4
22 4
23 5
24 6
25 5
26 6
27 5
28 4
29 4
30 5
31 6
32 6
33 6
34 6
35 5
36 4
37 5
38 5
39 6
40 6
41 7
42 6
43 6
44 5
45 5
46 5
47 6
48 6
49 6
50 7
51 7
52 6
53 6
54 6
55 5
56 4
57 6
58 7
59 6
60 7
61 7
62 7
63 6
64 7
65 6
66 4
67 5
68 5
69 7
70 7
71 7
72 7
73 7
74 7
75 7
76 7
77 5
78 5
79 5
80 6
81 6
82 7
83 8
84 7
85 7
86 7
87 8
88 7
89 6
90 6
91 5
92 6
93 6
94 7
95 6
96 8
97 8
98 7
99 7
100 8
101 8
102 6
103 7
104 6
105 6

List of values

[0, 1, 2, 2, 3, 3, 3, 3, 4, 4, 3, 4, 4, 5, 4, 4, 4, 5, 5, 5, 5, 4, 4, 5, 6, 5, 6, 5, 4, 4, 5, 6, 6, 6, 6, 5, 4, 5, 5, 6, 6, 7, 6, 6, 5, 5, 5, 6, 6, 6, 7, 7, 6, 6, 6, 5, 4, 6, 7, 6, 7, 7, 7, 6, 7, 6, 4, 5, 5, 7, 7, 7, 7, 7, 7, 7, 7, 5, 5, 5, 6, 6, 7, 8, 7, 7, 7, 8, 7, 6, 6, 5, 6, 6, 7, 6, 8, 8, 7, 7, 8, 8, 6, 7, 6, 6]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

Content is available under The OEIS End-User License Agreement.